The Family of a Patient with Alzheimer Disease Asks the Nurse,"When

The family of a patient with Alzheimer disease asks the nurse,"When will my mother quit being so confused?" The nurse's response should be based on the fact that dementia is a:

A) Short-term confusional state that is typically reversible
B) State of confusion caused primarily by medications
C) State of confusion that usually begins abruptly and lasts a short period
D) Syndrome that is chronic and irreversible